摘要
Abundant macrofossil and cylindrical stromatolite are found in Doushantuo formation of Jiangkou-Tongren area of north Guizhou Province,meantime,by analyze and study the multi-sections lithology and lithology association in Doushantuo period of Zunyi-Tongren,it’s thought that uplift continental margins maybe exist in Dewang area of Jiangkou,its east is continental gentle-slope facies and west is semi-isolated platform facies.